http://redux.com/stream/item/1060779/Skinput-Turns-Your-Body-Into-a-Touchscreen-VIDEO?s=f&fid=1337&_l=AAIVEA Visuals are projected onto the skin of the wearer's forearm, and interfacing with the visuals is done via acoustics from movements like tapping of fingers. Cool! Smiles, Chung-Hay